CPC Subgroup
G01S 17/74 Systems using reradiation of electromagnetic waves other than radio waves, e.g. IFF, i.e. identification of friend or foe
Full Title
Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems > Systems using reradiation of electromagnetic waves other than radio waves, e.g. IFF, i.e. identification of friend or foe